What are the symptoms of Down syndrome? Symptoms of Down syndrome

Down syndrome is a congenital chromosomal abnormality. Babies with this disease usually learn to speak later, their neurological development is delayed, they are shorter than other children of the same age, and may be deformed.

1. They learn to speak at a late age . Most of the children have pronunciation defects, inaccurate pronunciation, low and hoarse voice, slurred speech, stuttering, and some children have abnormal rhythm and produce rough sounds.

2. As they grow older, the difference between them and other normal children will become very large. They can do simple movements, but they are slow, clumsy, and uncoordinated. Even when they stand and walk, their steps are unstable.

3. It is mild to moderate neurodevelopmental retardation , and the IQ has been decreasing with age. The intelligence level of different children is different. The children are quiet and docile, and have a certain ability to take care of themselves and work.

4. The body is short and deformed, the palms are thick and the fingers are short and thick, the last finger is short and bent inward or has two joints, and 40% of the children have palmar dysplasia. There is an arched pattern on the tibial side of the ball of the big toe, a large distance between the big toe and the second toe, loose ligaments in the joints and low muscle tone.

5. Behavioral disorders . Most children with trisomy 21 are gentle, often giggle, like to imitate and repeat simple movements, and can perform simple labor after repeated training. A small number of patients are irritable, willful, hyperactive, and even have destructive and aggressive behaviors; some children show a tendency to withdraw and are accompanied by catatonic emotions. Caregivers should understand the temperament of the child and teach according to his or her aptitude.